<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        th,
        td {
            padding: 20px;
            width: 80px;
        }

        #nums {
            width: 200px;
            margin: 0 auto;
        }
    </style>
</head>
<body>
<table  border="1" cellpadding="0" cellspacing="0" align="center">
    <caption>访问学生信息</caption>
    <thead>
        <tr>
            <th>学生ID</th>
            <th>姓名</th>
            <th>性别</th>
            <th>年龄</th>
            <th>大学</th>
            <th>城市</th>
            <th>学号</th>

        </tr>
    </thead>
    <tbody id="tb">

    </tbody>
</table>
<div id="nums">
    <button id="left">&lt;</button>
    <span id="pags">

    </span>
    <button id="right">&gt;</button>
</div>

<script src="js/ajax.js"></script>
<script src="js/showMess.js"></script>
</body>
</html>